Machines/Engines TRIZ Cases

A stabilizer supports the shaft via a separate load path while a guide constrains mid turbine frame movement along the rotation axis.

Switchable shut-off devices decouple intake and resonator paths to set four distinct interior sound levels without increasing mechanical coupling complexity.

Segmenting the main fuel jet into a removable assembly resolves the contradiction between structural stability and engine adaptability.

Gravity die casting aluminium alloy piston with specific silicon and nickel ranges.

Mechanically flexible optical coupling elements connect scintillators to transmit light signals between detector segments.

Segmented heat shield and self-cleaning filter resolve trade-off between particulate protection and low intake temperature.

A mounting system combines flat and angled surfaces to secure engines and alternators within a single support structure.

Torque limitation values stabilize fluid pressure while reducing energy loss from excessive discharge.

Segmented radiation detectors compensate for gas density variations to ensure accurate level control during ethylene polymerization.

Mounting sensors on the interior casing surface with circumferential leads eliminates complex radial drilling while maintaining mechanical integrity.

A vortex windmill rotor uses concentric boundary fences to support slipstream rings via short radial connectors.

A passive airfoil modifying device uses a deformable element to change shape under local air pressure.

Toggle mechanism selectively locks surgical instrument triggers to enable ergonomic actuation flexibility.

Throttling hydraulic flow stabilizes piston movement, resolving the trade-off between valve stability and control system complexity.

Flexible elastomer fitting isolates air induction conduit from vehicle structure to reduce noise and vibration transmission.

Thermostatic bypass module redirects engine oil flow to maintain viscosity during cold starts.

Segmented vent holes with non-radial slots increase fluid flow rate into the gap, preventing cavitation and shot-to-shot variability.

Segmented damper bodies with a wave spring simplify installation while maintaining pulsation reduction in high-pressure fuel pumps.

A monitoring system for hydraulic turbines uses simulation to divide operating regions under extremely low water head conditions.

Elastic deformation of locating pins prevents rotational drift, ensuring precise spray placement and maximizing fuel efficiency.

Segmenting the air duct into injection molded parts creates a uniform internal surface and leak-tight joint without post-processing shavings.

Replacing complex spool valves, the control valve directs fluid flow via a blocking pin to reduce mechanical complexity and oil leakage in cam timing phasers.

A self-learning level gauge determines container height and media permittivity using echo speed analysis.

Overmolded plug housing surrounds electrical connection elements, resolving dimensional accuracy challenges during high-pressure injection molding.

A fluid conditioning system uses a recirculation loop with a high-flow pump to filter engine oil continuously.

Four-bar linkage in prosthetic ankle module provides dynamic pivoting and translation, resolving fixed alignment versus moving gait contradictions.

Grooved nozzle housing captures the injector seal via interference fit, preventing loss or misalignment during assembly and disassembly.

Independent upper and lower exhaust valves adjust outer casing thermal expansion to maintain rotor clearance during high steam flow.

A shell with radial channels directs air flow to minimize vortex effects and prevent oil leaks, resolving pressure imbalance caused by larger upstream seals.

A segmented electric heating device divides a wind turbine rotor blade into distinct sub-areas using central and trailing-edge conductors.

Slit-like air inlets on the rotor blade surface create a compensating flow that reduces turbulence and drag caused by boundary layer detachment.

A process selectively removes aluminum-infused additive layers from turbine components using solution heat treatment and mild acidic etching.

A multilayer porous composite filter resists clogging in low interfacial tension fuels by separating a nonwoven media from a hydrophobic membrane.

Routing air and mixture ducts inside the air filter base synchronizes pressure waves to prevent fuel ingestion and improve emission values.

A universal intake manifold mold uses interchangeable inserts to form multiple engine configurations.

Nanocrystalline nickel-cobalt alloy with phosphorous precipitates overcomes turbine engine fatigue by stabilizing grain structure.

A steam turbine casing incorporates a machineable exhaust arrangement that adapts to varying stage requirements, reducing manufacturing costs and design delays.

A dampening stop pin creates a fuel cushion by compressing fluid in a gap, reducing needle impact forces and preventing nozzle damage during seating.

Regulator holding member fills the housing opening interspace to stabilize the fuel liquid surface level.

A fuel pump holder uses progressive spring arms to limit axial deflection and prevent mechanical damage.

Fork actuator moves torque reversal button on output link, eliminating tool disassembly for direction changes.

Tension fabric skin over structural framework reduces rotor blade weight while maintaining structural integrity for easier transport.

Resilient coupling members maintain orthogonal sensor orientation on complex reservoir shapes, reducing false fluid level alarms.

A capacitive discharge ignition system uses a controllable switch to deliver reinforcing pulses that sustain secondary circuit ringing.

Superaustenitic stainless steel alloy provides enhanced hot hardness and compressive yield strength for engine valve seat inserts.

An intermediary damping member absorbs vibrations at the duct band interface, reducing noise and structural stress in turbomachines.

A fuzzy logic module calculates confidence levels of received echoes to determine the volume of bulk solid inventory in industrial bins.

A gas separator extracts denser oxygen from atmospheric air to drive an energy converter.

Proportional inlet valve assembly meters fuel flow using a solenoid-driven spool to reduce audible noise from digital valve impacts.

A non-magnetic guide bush projects beyond the fixed core to eliminate residual magnetism and improve valve-closing responsiveness.